Question: A and B can do a piece of work in 21 and 24 days respectively. They started the work together and after some days A leaves the work and B completes the remaining work in 9 days. After how many days did A leave?
Correct Answer: B
Explanation under process. It will be available soon.
All questions (MCQ) are arranged in sets of questions on pages. You will see 12 questions pre page.
Questions in Sets
Want to join Pakistan Armed Forces learn about ISSB Intelligence Tests
Complete review of GRE Mathematics with practice questions
The most popular name in fine art studies in Pakistan
A comprehensive list of major colle ...
Comprehensive lists of colleges in ...
Opportunities of Studies in Austral ...
Learn how to write impressive essay ...
Learn to crack Sentence Correction ...
How to develop English vocabulary f ...
BZU is a big university in Multan ( ...
AKU is the top ranked maedical univ ...